/* Copyright (C) 2010  Romolo Camplani, Marco Fortunato, Marco Marelli, Guido Rota, Fabio A. Schreiber et al.
 *
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of the GNU General Public License
 * as published by the Free Software Foundation; either version 2
 * of the License, or (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
 */

package org.dei.perla.sys.hlqexecutor;

import org.dei.perla.component.Startable;


/**
 * @author  Luigi Rinaldi
 */
public class ViewEventBased extends View implements Startable {

	private Thread viewThread;
	/**
	 * @uml.property  name="trigger"
	 * @uml.associationEnd  
	 */
	private Trigger trigger;
	
	public ViewEventBased(Query qSQL, Trigger trigger){
		super(qSQL);
		this.trigger = trigger; 
		this.viewThread = new Thread(new ThreadImplementation());
	}
	
	@Override
	public boolean isStarted() {
		return this.viewThread.isAlive();
	}

	@Override
	public void start() {
		this.viewThread.start();
		
	}

	@Override
	public void stop() {
		if(isStarted()){
			this.viewThread.interrupt();
		}
		
	}
	
	private class ThreadImplementation extends Thread {
		long timeInMillis;
		public ThreadImplementation() {
			
			
		}
		
		@Override
		public void run(){
			while(!viewThread.isInterrupted()){
				//TODO aggiorna la vista sql creata solo quando scatta il trigger
				
			}
		}
	}
	
}
